Fast SiC Semiconductor Incorporated
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
0
Ending by 2030
Jun 2040
Next term end
When these terms end
Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
Fee deadlines
Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.
- 1 fee due Jul 30, 2027The maintenance fee for Silicon carbide MOS-gated semiconductor device (US 11,888,056) comes due Jul 30, 2027. Unpaid by Jan 31, 2028, it lapses early.
Recent changes
- 3 of the patents on this record were granted since Aug 17, 2026
Patents held now
Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,195,922 | Silicon carbide semiconductor device In force · From the USPTO record | In force | From the USPTO record | |
| US 11,018,228 | Silicon Carbide Semiconductor Device In force · High confidence | In force | High confidence | |
| US 11,190,181 | Power transistor module and controlling method thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 11,489,521 | Power transistor module and controlling method thereof In force · From the USPTO record | In force | From the USPTO record | |
| US 11,888,056 | Silicon carbide MOS-gated semiconductor device In force · From the USPTO record | In force | From the USPTO record | |
| US 12,261,594 | Cascode diode circuit In force · From the USPTO record | In force | From the USPTO record | |
| US 12,419,089 | Silicon Carbide Semiconductor Device In force · High confidence | In force | High confidence | |
| US 12,495,576 | Silicon carbide semiconductor device In force · From the USPTO record | In force | From the USPTO record | |
| US 12,610,569 | Silicon Carbide Semiconductor Device for Pinching Off Leakage Current In force · High confidence | In force | High confidence | |
| US 12,713,651 | Silicon carbide semiconductor device In force · High confidence | In force | High confidence |
Sources and methods
Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand.
How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
Published applications
US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.
1 pending